:root {
    --primary: #3b82f6;
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-card: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #6b7280;
    --border: #e0e0e0;
}

body.dark {
    --bg-primary: #1a1a1a;
    --bg-secondary: #111111;
    --bg-card: #2a2a2a;
    --text-primary: #f5f5f5;
    --text-secondary: #9ca3af;
    --border: #444444;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s, color 0.3s;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border);
}

/* Market Overview */
#market-overview {
    display: flex;
    gap: 20px;
    padding: 20px 40px;
    justify-content: center;
}

.index-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px 24px;
    text-align: center;
    min-width: 160px;
}

.index-card h3 {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.index-card p {
    font-size: 18px;
    font-weight: 500;
    color: var(--text-primary);
}

/* News Section */
#news-section {
    max-width: 900px;
    padding: 20px 40px;
}

#news-section h2 {
    font-size: 18px;
    margin-bottom: 12px;
    color: var(--primary);
}

#headlines-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

#headlines-list li {
    padding: 12px 16px;
    background-color: var(--bg-card);
    border-left: 3px solid var(--primary);
    border-radius: 4px;
    font-size: 14px;
    line-height: 1.5;
    cursor: pointer;
    color: var(--text-primary);
}

#headlines-list li:hover {
    background-color: var(--bg-secondary);
}

/* Search */
#search-section {
    display: flex;
    gap: 10px;
    padding: 20px 40px;
}

#ticker-input {
    padding: 10px 16px;
    font-size: 16px;
    border: 1px solid var(--border);
    border-radius: 6px;
    width: 250px;
    background-color: var(--bg-card);
    color: var(--text-primary);
}

#ticker-input:focus {
    outline: none;
    border-color: var(--primary);
}

#search-btn {
    padding: 10px 20px;
    font-size: 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    background-color: var(--primary);
    color: #ffffff;
}

#search-btn:hover {
    opacity: 0.9;
}

#theme-toggle {
    padding: 8px 16px;
    font-size: 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    background-color: var(--bg-card);
    color: var(--text-primary);
}

#theme-toggle:hover {
    background-color: var(--bg-secondary);
}

/* Results */
#results {
    padding: 20px 40px;
    max-width: 900px;
}

#price-display {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 8px;
}

#verdict-display {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 8px;
}

#signals-display {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.8;
}

/* Verdict colors */
.buy { color: var(--success); }
.sell { color: var(--danger); }
.hold { color: var(--warning); }

/* Time range buttons */
#time-range {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.range-btn {
    padding: 6px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    background: transparent;
    color: var(--text-primary);
    font-size: 13px;
}

.range-btn.active {
    background-color: var(--primary);
    color: #ffffff;
    border-color: var(--primary);
}

.range-btn:hover {
    background-color: var(--primary);
    color: #ffffff;
}

/* Chart */
#priceChart {
    margin: 20px 0;
    max-height: 300px;
}

/* Sentiment */
#sentiment-display {
    font-size: 16px;
    font-weight: 500;
    margin: 16px 0 8px;
}

#summary-display {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

/* Company news headlines */
#news-headlines {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 12px;
}

#news-headlines li {
    padding: 12px 16px;
    background-color: var(--bg-card);
    border-left: 3px solid var(--success);
    border-radius: 4px;
    font-size: 14px;
    cursor: pointer;
    line-height: 1.5;
    color: var(--text-primary);
}

#news-headlines li:hover {
    background-color: var(--bg-secondary);
}

/* Pagination */
#headlines-pagination,
#news-pagination {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-top: 12px;
}

#headlines-pagination button,
#news-pagination button {
    padding: 6px 14px;
    border: 1px solid var(--primary);
    border-radius: 6px;
    background: transparent;
    color: var(--primary);
    cursor: pointer;
    font-size: 13px;
}

#headlines-pagination button:disabled,
#news-pagination button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

#headlines-pagination button:hover:not(:disabled),
#news-pagination button:hover:not(:disabled) {
    background-color: var(--primary);
    color: #ffffff;
}

#headlines-page,
#news-page {
    font-size: 14px;
    color: var(--text-secondary);
}

/* Load more buttons */
#load-more-headlines-btn,
#load-more-btn {
    width: 100%;
    padding: 10px;
    margin-top: 10px;
    border: 1px solid var(--primary);
    border-radius: 6px;
    background: transparent;
    color: var(--primary);
    cursor: pointer;
    font-size: 14px;
}

#load-more-headlines-btn:hover,
#load-more-btn:hover {
    background-color: var(--primary);
    color: #ffffff;
}